RDX hook comes with 4 Strand chains and made from high quality Powder coated 18 Gauge Steel which has been specially shaped and made for punch bags and treated with Special Red Oxide anti-rust formulation. The product has been powder coated to give it extra life and make it weather proof and suitable for all environments. The hook can hold up to 100kgs. This new version of the RDX ceiling hook now comes with heavy duty shield bolts for fixing the bracket to beam. These can be replaced with heavy duty coach bolts or similar when fixing to solid woodwork or beam is required.